Preface

Large infinite antichains of permutations pp. 47-57

M. H. Albert, R. Brignall, and V. Vatter 

On restricted permutations on regular multisets pp. 59-82

M.-L. Bruner

The computational landscape of permutation patterns pp. 83-101

M.-L. Bruner and M. Lackner

Total occurrence statistics on restricted permutations pp. 103-123

A. Burstein and S. Elizalde

Shattering thresholds for random systems of sets, words, and permutations pp. 125-142

A. P. Godbole, S. Pinella, and Y. Zhuang

Regular languages of plus- and minus-(in)decomposable permutations pp. 143-150

R. Hoffmann and S. Linton

Applying a reciprocity method to count permutations avoiding two families of consecutive patterns pp. 151-178

M. E. Jones and J. B. Remmel

Approaches for enumerating permutations with a prescribed number of occurrences of a pattern pp. 179-194

B. Nakamura

Up-down ascent sequences and the q-Genocchi numbers pp. 195-215

J. B. Remmel